To convert for navigation a view image of a view which is photographed by a camera and which includes a road, a camera parameter computation device which computes camera parameters representing the height of a camera mounting location and the orientation of the camera comprises: a location information acquisition unit which acquires location information; a road width information acquisition unit which acquires, on the basis of the location information, road data corresponding to the present location, and acquires from the road data the road width at the present location; a view image acquisition unit which acquires a view image from the camera; and a camera parameter correction unit which, on the basis of the view image and the road width information, calculates a correction of the camera parameters.
Camera parameter computation device, navigation system, and camera parameter computation method
2015-04-15
Patent
Electronic Resource
English
IPC: | G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / G09B Unterrichts- oder Vorführungsgeräte , EDUCATIONAL OR DEMONSTRATION APPLIANCES |
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